Cowansville Weather in September

September in Cowansville averages 21°C (70°F) during the day and 10°C (50°F) at night. Quite a bit of rainfall is typical this month, with around 112 mm (4.4 in) on average. An umbrella is a good idea.

Rainfall in Cowansville in September

Analyzing past climate data, one can expect approximately 12 days of rain, averaging 112 mm (4.4 in). When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.

Temperature in Cowansville in September

Cowansville in September gets highs of 21°C (70°F) during the day and drops to 10°C (50°F) at night. This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. With lows around 10°C (50°F), nights are cold. The upside is that cool, crisp nights are often the best for a deep sleep.

Sunshine in Cowansville in September

You can expect a moderate amount of sunlight, with approximately 183 hours. This means a pleasant mix of sun and overcast.

If you favor pleasant temperatures and minimal rainfall, September is one of the best months to visit Cowansville.

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• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Canada, check out our Cowansville's climate page.

Cowansville Temperature in September

Min Temperature 10°C (50°F)  

Max Temperature 21°C (70°F)  

Chance of Rain 40%  

Precipitation 112 mm (4.4 in)  

Rainy days 12 days  

Humidity 60% *  

Sunshine 183 hours *  

Percentage Sunshine 49% *  

* Data from: Montréal, Canada (72 KM, 45 Miles).

What to Wear in Cowansville in September

Comfortable temperatures call for an easy wardrobe in September. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Expect heavy rainfall, so bring good rain protection and waterproof bags. Sunglasses could come in handy during the sunnier parts of your trip.

What To Do in Cowansville in September

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

6/10

Cycling

9/10

Walking

9/10

Camping

3/10

Outdoor sports

9/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Canada, check out our Cowansville's climate page.

More climate data for Cowansville

Temperature Rainfall Sunshine Humidity

See the full Cowansville climate overview or explore weather in Canada.